The enclosed instructions can be used. You're not foolproof, but if you know how to follow the basics of the technique, you'll be fine. It didn't lack any hardware and even had a bunch of extras to install other things. Lexan parts like the GPU case bracket and the PSU bracket are very fragile. Both accidentally broke during assembly. Luckily I have a 3D printer and it's a lot harder to replace. If you don't have the funds to replace it, be extremely careful or prepare to buy new hardware.
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